Project Engineer Mechanical Engineer Jobs in Washington

Merrick is seeking a Senior Mechanical Engineer to join our Energy, Manufacturing & Bioprocessing Business Unit. This full time, direct hire position, will be responsible for engineering, design, coordination, client communications and associated construction administration.

This position will be located in our Ellicott City, MD office. As a Senior Mechanical Engineer with our Energy, Manufacturing & Bioprocessing team, you will work in a dynamic multi-discipline environment with other engineering and technical personnel to ensure overall project goals are met. A hybrid work schedule will be supported.

• Apply your knowledge in Food & Personal Care, Bioprocessing, Oil & Gas, Chemical, Power, Manufacturing and Industrial and shipbuilding facilities/systems (Conceptual Design).
• Ensure understanding and compliance with owner’s requirements of the facility or corporate standards related to mechanical design.
• Confirm and review applicable codes and standards such as, but not limited to, the IBC, ASME, API, PIP and NFPA.
• Establish and document the mechanical systems basis of design and in doing so provide clarification, qualifications and design assumptions regarding relevant design issues.
• Develop scopes of work based on RFPs and pre-bid meetings with clients.
• Work with owner and construction management team to validate construction cost and provide value-engineering options as necessary.
• Interpret scopes-of-work and translate them into executable project plans.
• Manage project mechanical engineering and design team and oversee all aspects of the mechanical scope related primarily to equipment and piping.
• Perform and document engineering calculations related to mechanical engineering for the purpose of selecting code compliant systems and equipment.
• Perform sizing and selection of equipment and systems.
• Oversee piping group activities related to mechanical equipment, piping and 3D modeling to support mechanical deliverables.
• Perform pipe stress analysis utilizing software such as CAESAR II, NozzlePro, etc.
• Work with the project team to design a cohesive, technically acceptable, and optimized piping system.
• Perform detailed reviews of piping isometrics, piping plans, pipe specifications, P&IDs, and other design documents.
• Mentor other mechanical engineers and designers.
• Construction Support:
  • Contribute to the preparation of construction documents including drawings, specifications, calculations, and equipment datasheets.
  • Oversee problem solving efforts for field oversights and addressing RFI’s.
  • Perform field inspections and review of reports.
  • Work with Project Engineer/Manager to ensure that project schedule will be met, and complete documents provided for each deliverable.

• Bachelor’s degree in mechanical engineering from ABET accredited program required.
• Twelve (12)+ years industry experience.
• Registered Professional Engineer (PE) License. (Or ability to obtain within your first year of employment).
• Experience with Design/Build and EPC projects.
• Experience leading teams of engineers on design projects.
• Client projects for this position require U.S. Citizenship.

• Pipe stress analysis experience utilizing software such as CAESAR II.
• Significant experience designing and installing retrofits and upgrades at manufacturing, industrial, and shipbuilding facilities.
• HVAC and plumbing design for industrial facilities.
• Knowledge of ASME B31.3 and B31.1, ASME Boiler & Pressure Vessel codes, PIP and API codes.
• Experience in managing personnel and project engineering.

• Employee Ownership – All eligible U.S. employees participate in our Employee Stock Ownership Plan (ESOP), sharing in the company’s success.
• Comprehensive Compensation & Benefits – Merrick & Company offers a competitive compensation and benefits package including health insurance, dental and vision coverage, and paid time off (PTO).
• Robust Referral Program – Earn incentives for referring top talent to join our team.
• Performance Reviews – Annual reviews to recognize contributions and support career growth.
• Professional Development – Access to ongoing training and development opportunities to build your skills and advance your career.
• Employee Recognition – Formal programs to celebrate achievements and outstanding performance.
• Peer Mentor Program – Get support and guidance through structured mentorship opportunities.
• And More – Additional programs and benefits designed to support your success and well-being.

• Apply online only. No e-mail, hard copy or third-party resumes accepted.
• At Merrick, every resume is carefully reviewed by our team of experienced human recruiters—never by AI. We are committed to a fully human-centered hiring process, ensuring each candidate receives thoughtful, personalized attention at every stage.
• Merrick is an Equal Opportunity Employer, including disability/vets.
• Employment with Merrick is contingent upon completion of a pre-employment background check, MVR check, and drug screen.

#LI-Hybrid

• Bachelor’s degree in mechanical engineering from ABET accredited program required.
• Twelve (12)+ years industry experience.
• Registered Professional Engineer (PE) License. (Or ability to obtain within your first year of employment).
• Experience with Design/Build and EPC projects.
• Experience leading teams of engineers on design projects.
• Client projects for this position require U.S. Citizenship.